pec土木工程英语证书考试道路勘测设计专业术语ooz7k.doc

PEC土木工程英语证书考试-道路勘测设计专业术语道路road公路highway城市道路city road；urban road厂矿道路factories and mines road林区道路forest road乡村道路country road车辆换算系数vehicle conversion factor城间道路interurban road城市出入口公路city approach highway道路工程road engineering丝绸之路the silk road道路网road metwork道路(网)密度density of road network道路技术标准technical standard of road设计车辆design vehicle特种车辆special vehicle计算行车速度(设计车速)design speed道路建筑限界boundary line of road construction道路用地范围right of way净空clearance等级道路classified road辅道relief road高速公路free way；motorway部分控制进入partial control of access等级公路classified highway等外公路substandard highway干线公路arterial highway支线公路feeder highway国家干线公路(国道)natilnal trunk highway省干线公路(省道)provincial trunk highway县公路(县道)county road乡公路(乡道)township road (county road) 绕行公路bypass公路自然区划clinatic zoning for highway (城市)快速路expressway(城市)主干路arterial road(城市)次干路secondary trunk road(城市)支路branch road街道street郊区道路suburban road居住区道路residential street工业区道路industial district road厂外道路ractory-out road厂内道路factory-in road(厂内)主干道arterial road(厂内)次干道secondary trunk road(厂内)支道branch road露天矿山道路opencast mine road生产干线prductive arterial road生产支线productive branch road联络线linking-up road林区公路fores thighway运材道路haul road集材道路skid road护林防火道路protection forest fire-proof road连接道路linking-up road冻板道路freeze road木排道corduroy road自行车道cycle track；cycle path畜力车道cattle-pass驮道bridler road项目建议书project Proposal可行性研究feasibility study项目任务书Project charter设计规范design specification 初步设计Preliminary Design施工图设计 construction documents design交通组成traffic composition混合交通mixed traffic交通流traffic flow车流vehicle stream交通密度traffic density车头间距spachead way车头时距time headway车(辆)间净距vehicular gap延误 delay点速度spot speed行驶速度running speed区间速度overall speed运行速度operating speed临界速度iptimum speed；critical speed时间平均速度time mean speed空间平均速度space mean speed经济车速 economic speed自由车速free-flow speed交通量traffic volume年平均日交通量annual average daily traffic月平均日交通量 monthly average daily traffic年第30位最大小时交通量 thirtieth highest annual hourly volume年最大小时交通量maximum annual hourly volume高峰小时交通量 peak hourly volume设计小时交通量d